Description Usage Arguments Details Value Communication Examples
Collapse a shaq into a regular matrix.
1 | collapse(x)
|
x |
A shaq. |
Only rank 0 will own the matrix on return.
A regular matrix (rank 0) or NULL
(everyone else).
Short answer: quite a bit. Each local submatrix has to be sent to rank 0.
1 2 3 4 5 6 7 8 9 10 11 | spmd.code = "
suppressMessages(library(kazaam))
dx = ranshaq(runif, 10, 3)
x = collapse(dx)
comm.print(x)
finalize()
"
pbdMPI::execmpi(spmd.code=spmd.code, nranks=2)
|
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